;Tham Mae Lana - streamway from Upper Entrance #date 1986-06-03 ;Notes ex. John Dunkley ;Survey by Australian Expedition ;ASF Grade 4.1 A Vrana & K Hamilton #seg /cave #Units Order=AD 1 2 275 29 2 3 340 18 3 4 260 50 4 5 270 50 5 6 255 20 6 7 180 36 7 8 205 17 8 9 240 36 9 10 275 48 10 11 230 37 11 12 270 50 12 13 260 50 13 14 270 50 14 15 275 50 15 16 220 50 16 17 175 50 17 18 175 24 18 19 230 50 19 20 220 50 20 21 235 50 ;Stn 20 Start of large Upper Level - survey MH0042B 21 22 280 50 22 23 260 18 23 24 250 12 24 25 270 21 25 26 320 20 26 27 270 36 27 28 255 50 28 29 280 35 29 30 315 23 30 31 290 22 31 32 255 33 32 33 320 50 ;Stn 31 = start of Southern Tributary 33 34 30 33 34 35 345 24 35 36 295 20 36 37 275 23 37 38 270 50 38 39 265 61 39 40 335 50 40 41 285 50 41 42 270 46 42 43 345 50 43 44 25 50 44 45 25 19 45 46 325 50 46 47 0 28 47 48 45 50 48 49 5 50 49 50 10 50 50 51 320 37 51 52 310 42 52 53 225 44 53 54 270 18 54 55 275 25 55 56 285 18 56 57 240 31 57 58 270 35 58 59 355 34 59 60 0 24 60 61 290 59 61 62 225 50 62 63 225 30 63 64 200 37 64 65 250 42 65 66 250 13 66 67 305 10 67 68 285 14 68 69 270 28 #Units Order=ADV 69 70 260 18 15 70 71 235 4 0 71 72 295 18 30 72 73 265 27 5 73 74 290 16 10 74 75 270 25 -20 75 76 290 22 -20 #Units Order=AD 76 77 310 26 77 78 0 30 78 79 45 40 79 80 0 22 80 81 340 10 81 82 335 15